128501632

素因数分解:

$2^7\times 7^1\times {\mathrm{173}}^1\times {\mathrm{829}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 294616800

約数和(自身を除く): 166115168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 173, 224, 346, 448, 692, 829, 896, 1211, 1384, 1658, 2422, 2768, 3316, 4844, 5536, 5803, 6632, 9688, 11072, 11606, 13264, 19376, 22144, 23212, 26528, 38752, 46424, 53056, 77504, 92848, 106112, 143417, 155008, 185696, 286834, 371392, 573668, 742784, 1003919, 1147336, 2007838, 2294672, 4015676, 4589344, 8031352, 9178688, 16062704, 18357376, 32125408, 64250816, 128501632]

約数ペア:

[(1, 128501632), (2, 64250816), (4, 32125408), (7, 18357376), (8, 16062704), (14, 9178688), (16, 8031352), (28, 4589344), (32, 4015676), (56, 2294672), (64, 2007838), (112, 1147336), (128, 1003919), (173, 742784), (224, 573668), (346, 371392), (448, 286834), (692, 185696), (829, 155008), (896, 143417), (1211, 106112), (1384, 92848), (1658, 77504), (2422, 53056), (2768, 46424), (3316, 38752), (4844, 26528), (5536, 23212), (5803, 22144), (6632, 19376), (9688, 13264), (11072, 11606)]